MappedSingletonPolicyTest.java

package com.tobedevoured.modelcitizen.policy;

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import static org.junit.Assert.*;

import org.junit.Before;
import org.junit.Test;

import com.tobedevoured.modelcitizen.ModelFactory;
import com.tobedevoured.modelcitizen.ModelFactoryException;
import com.tobedevoured.modelcitizen.RegisterBlueprintException;
import com.tobedevoured.modelcitizen.blueprint.CarBlueprint;
import com.tobedevoured.modelcitizen.blueprint.DriverBlueprint;
import com.tobedevoured.modelcitizen.blueprint.UserBlueprint;
import com.tobedevoured.modelcitizen.blueprint.WheelBlueprint;
import com.tobedevoured.modelcitizen.blueprint.OptionBlueprint;
import com.tobedevoured.modelcitizen.model.Car;
import com.tobedevoured.modelcitizen.model.Driver;

public class MappedSingletonPolicyTest {

    private ModelFactory modelFactory;
    private CarBlueprint carBlueprint = new CarBlueprint();
    private WheelBlueprint wheelBlueprint = new WheelBlueprint();
    private DriverBlueprint driverBlueprint = new DriverBlueprint();
    private UserBlueprint userBlueprint = new UserBlueprint();
    private OptionBlueprint optionBlueprint = new OptionBlueprint();

    @Before
    public void setUp() throws RegisterBlueprintException {
        modelFactory = new ModelFactory();
        modelFactory.registerBlueprint(carBlueprint);
        modelFactory.registerBlueprint(wheelBlueprint);
        modelFactory.registerBlueprint(driverBlueprint);
        modelFactory.registerBlueprint(userBlueprint);
        modelFactory.registerBlueprint(optionBlueprint);
    }

    @Test
    public void singletonPolicyWithClass() throws ModelFactoryException {
        modelFactory.addPolicy(new MappedSingletonPolicy(Driver.class));

        Car car1 = modelFactory.createModel(Car.class);
        Car car2 = modelFactory.createModel(Car.class);
        Car car3 = modelFactory.createModel(Car.class);

        Driver driver = car1.getDriver();

        assertEquals(car2.getDriver(), driver);
        assertEquals(car3.getDriver(), driver);
    }

    @Test
    public void singletonPolicyWithModel() throws ModelFactoryException {
        Driver driver = modelFactory.createModel(Driver.class);
        modelFactory.addPolicy(new MappedSingletonPolicy(driver));

        Car car1 = modelFactory.createModel(Car.class);
        Car car2 = modelFactory.createModel(Car.class);
        Car car3 = modelFactory.createModel(Car.class);

        assertEquals(car1.getDriver(), driver);
        assertEquals(car2.getDriver(), driver);
        assertEquals(car3.getDriver(), driver);
    }
}